—Who will you ask to help with the work, Lucy or Lily? —Lily. She is much .
A:careful
B:more careful
C:most careful
“(左宗棠)维护祖国统一大业之奇勋,捍卫边疆之殊功,可与张骞、班超并驾齐驱!”文中这样评价左宗棠是因为( )
在△ABC中,若A=60°,B=45°,BC=32,则AC=( )
已知集合A={-5,-3,0,3,5},集合B={-5,-2,2,5},则A∪B= ( )
选项
条件改变
T2值变化
A
适当增大pH
增大
B
适当降低温度
减小
C
适当降低A的浓度
D
适当增加酶C的量